340055269 has 2 divisors, whose sum is σ = 340055270. Its totient is φ = 340055268.

The previous prime is 340055239. The next prime is 340055273. The reversal of 340055269 is 962550043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283248900 + 56806369 = 16830^2 + 7537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340055269 is a prime.

It is a super-2 number, since 2×340055269² = 231275171949324722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340055239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170027634 + 170027635.

It is an arithmetic number, because the mean of its divisors is an integer number (170027635).

Almost surely, 2^340055269 is an apocalyptic number.

It is an amenable number.

340055269 is a deficient number, since it is larger than the sum of its proper divisors (1).

340055269 is an equidigital number, since it uses as much as digits as its factorization.

340055269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 340055269 is about 18440.5875448696. The cubic root of 340055269 is about 697.9910214415.

The spelling of 340055269 in words is "three hundred forty million, fifty-five thousand, two hundred sixty-nine".